how to use while

Through the shell example to learn the syntax of the loop structure: the so-called useful is to learn to use it all the time. it is useless if you forget it. On the other hand, it is very likely that the leaders have great expectations for you. So

PHP import CSV file into MySQL database/* This program implementation of data import principle is to upload the CSV file to the server, and then through the PHP fopen and fgetcsv files to save the data to the array, and then use while to insert data

From: http://blog.csdn.net/snrqtdhuqf/article/details/7242309 In shell, there are two ways to assign values to array variables: (1) name = (value1... valuen) The subscript starts from 0. (2) name [Index] = Value Example: #! /Bin/sh

I. Condition variablesWhen a thread accesses a variable in a mutually exclusive way, it may find that it can't do anything until another thread changes state. For example, when a thread accesses a queue, the discovery queue is empty, and it waits

Rebecca Casey is flying from San Francisco, home to Boston. She is very worried and upset. She has just learned that her father is in a hospital.What is it?It's your father. He's in the hospital.I have to call home. My father's in the hospur. May I

Summary: Spring is an open source framework that is created to address the complexities of enterprise application development. One of the main advantages of the framework is its layered architecture, which allows you to choose which components to

There are three ways to terminate a thread in Java. The following were:1. Use the exit flag to cause the thread to exit normally, that is, the thread terminates when the Run method completes.2. Use the Stop method to forcibly terminate the thread

Package Com.lipeng;public class Loopdemo {/** * thread a loops 10 times, then thread B loops 100 times, then a loops 10 times, then B loops 100 more times. So Loop 50 times. * Lipeng * 2015-4-10 * @param args */public static void main (string[] args)

Javase Review1. Java System2. Java Core System3. Environment configuration4. Basic syntax5. Object-oriented6. Exceptions (Exception)7. Arrays (Array)8. Basic class (Common Class)9. Input/output stream (I/O stream)10. Container/generics

1. Guess The AgeUser_lisa = # defines an age count = 0 # loop Count while Count user_lisa:# user input value is greater than the defined value, prompt to lose dot print (' try smaller ') else: user 2. User

"Exercise One" process Control exercises 1, Require users to enter a year, judge and output the year is a leap years or excepting . Tip: The criteria for judging leap years are: (year%4==0&&year%100!=0) | | (year%400==0) Survey point: the judgment

Kube-scheduler Component Source Reading notes Before I start, let's talk about the way I read the project source code for the Go language. Reading other people's frame code is often a painful thing to read, especially the go (because of the way the

Copy Code code as follows: /* Name: Use while to determine if the number entered is a palindrome Copyright:by. Don't know the Internet Author:yangbin DATE:2014 Year February 18 04:29:07 Description: Use while to determine whether the

See http://api.qingyunke.com/for details.Bot API Interface DescriptionSupport Features: Weather, translation, Tibetan poetry, jokes, lyrics, calculations, domain name information/record/indexed queries, IP queries, mobile phone number attribution,

After learning simple conditional judgments and loops, do a little exercise and write a program about login.USERNAME,PASSWD temporarily writes dead in the program, subsequent learning how to read from the file.Program Requirements:(1) Let the user

Distribution and desktopThe desktop options for distributions are one of the main ways to attract you to become their users.You might ask, "Wait a minute, you mean the desktop option?" Yes, Linux offers a variety of desktop environments, or shells

The Linux shell has its own process Control statement, which includes a conditional statement (if), a looping statement (For,while), and a SELECT statement (case). I'll use the example below to illustrate how each statement is used.One, Shell

Java Basics Define the scope of variables Define the structure of a Java class Create executable Java applications with a main method; Run a Java program from the command line; including console output. Import other Java

The Java Collection Framework provides a set of well-performing, easy-to-use interfaces and classes that are located in the Java.util packageFirst, collections and arraysarray: (the base data type can be stored) is a container for storing objects,

Problem one: Find the maximum (maximum or minimum)Method One: With an intermediate variable (default is a[0]) compared to each value of the array, the big one is assigned to the middle variableMethod Two: Find the maximum subscript, with a subscript